<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en-US">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=11"/>
<meta name="generator" content="Doxygen 1.14.0"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>DM-CtrlH7-BF-DevProgram: C:/Users/ASUS/Desktop/dm-ctrlH7-balance-9025test/Middlewares/ST/ARM/DSP/Include/arm_helium_utils.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<script type="text/javascript" src="clipboard.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript" src="cookie.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr id="projectrow">
  <td id="projectlogo"><img alt="Logo" src="50x5.png"/></td>
  <td id="projectalign">
   <div id="projectname">DM-CtrlH7-BF-DevProgram<span id="projectnumber">&#160;beta 0.1</span>
   </div>
   <div id="projectbrief">C.ONE Studio Damiao Development Board Framework</div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.14.0 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search/",'.html');
</script>
<script type="text/javascript">
$(function() { codefold.init(); });
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
$(function() {
  initMenu('',true,false,'search.php','Search',true);
  $(function() { init_search(); });
});
</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
  <div id="nav-tree">
    <div id="nav-tree-contents">
      <div id="nav-sync" class="sync"></div>
    </div>
  </div>
  <div id="splitbar" style="-moz-user-select:none;" 
       class="ui-resizable-handle">
  </div>
</div>
<script type="text/javascript">
$(function(){initNavTree('arm__helium__utils_8h_source.html','',''); });
</script>
<div id="container">
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<div id="MSearchResults">
<div class="SRPage">
<div id="SRIndex">
<div id="SRResults"></div>
<div class="SRStatus" id="Loading">Loading...</div>
<div class="SRStatus" id="Searching">Searching...</div>
<div class="SRStatus" id="NoMatches">No Matches</div>
</div>
</div>
</div>
</div>

<div class="header">
  <div class="headertitle"><div class="title">arm_helium_utils.h</div></div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">/* ----------------------------------------------------------------------</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment"> * Project:      CMSIS DSP Library</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment"> * Title:        arm_helium_utils.h</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="comment"> * Description:  Utility functions for Helium development</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="comment"> *</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="comment"> * @version  V1.10.0</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="comment"> * @date     08 July 2021</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="comment"> *</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="comment"> * Target Processor: Cortex-M and Cortex-A cores</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="comment"> * -------------------------------------------------------------------- */</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="comment">/*</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="comment"> * Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="comment"> *</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="comment"> * SPDX-License-Identifier: Apache-2.0</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="comment"> *</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="comment"> * Licensed under the Apache License, Version 2.0 (the License); you may</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span><span class="comment"> * not use this file except in compliance with the License.</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="comment"> * You may obtain a copy of the License at</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span><span class="comment"> *</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span><span class="comment"> * www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span><span class="comment"> *</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span><span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><span class="comment"> * distributed under the License is distributed on an AS IS BASIS, WITHOUT</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="comment"> * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span><span class="comment"> * See the License for the specific language governing permissions and</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span><span class="comment"> * limitations under the License.</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span><span class="comment"> */</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span><span class="preprocessor">#ifndef _ARM_UTILS_HELIUM_H_</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span><span class="preprocessor">#define _ARM_UTILS_HELIUM_H_</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span> </div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span> </div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span><span class="preprocessor">#ifdef   __cplusplus</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span><span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>{</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span><span class="comment">/***************************************</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="comment"></span> </div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span><span class="comment">Definitions available for MVEF and MVEI</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span><span class="comment"></span> </div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span><span class="comment">***************************************/</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span><span class="preprocessor">#if (defined (ARM_MATH_HELIUM) || defined(ARM_MATH_MVEF) || defined(ARM_MATH_MVEI))  &amp;&amp; !defined(ARM_MATH_AUTOVECTORIZE)</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span><span class="preprocessor">#define INACTIVELANE            0 </span><span class="comment">/* inactive lane content */</span><span class="preprocessor"></span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span> </div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span><span class="preprocessor">#endif </span><span class="comment">/* defined (ARM_MATH_HELIUM) || defined(ARM_MATH_MVEF) || defined(ARM_MATH_MVEI) */</span><span class="preprocessor"></span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span> </div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span><span class="comment">/***************************************</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span><span class="comment"></span> </div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="comment">Definitions available for MVEF only</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="comment"></span> </div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="comment">***************************************/</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span><span class="preprocessor">#if (defined (ARM_MATH_HELIUM) || defined(ARM_MATH_MVEF))  &amp;&amp; !defined(ARM_MATH_AUTOVECTORIZE)</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span> </div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span>__STATIC_FORCEINLINE float32_t vecAddAcrossF32Mve(float32x4_t in)</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span>{</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span>    float32_t acc;</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span> </div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>    acc = vgetq_lane(in, 0) + vgetq_lane(in, 1) +</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span>          vgetq_lane(in, 2) + vgetq_lane(in, 3);</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span> </div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span>    <span class="keywordflow">return</span> acc;</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>}</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span> </div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span> </div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span><span class="comment">/* newton initial guess */</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="preprocessor">#define INVSQRT_MAGIC_F32           0x5f3759df</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span><span class="preprocessor">#define INV_NEWTON_INIT_F32         0x7EF127EA</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span><span class="preprocessor">#define INVSQRT_NEWTON_MVE_F32(invSqrt, xHalf, xStart)\</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span><span class="preprocessor">{                                                     \</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span><span class="preprocessor">    float32x4_t tmp;                                  \</span></div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span><span class="preprocessor">                                                      \</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span><span class="preprocessor">    </span><span class="comment">/* tmp = xhalf * x * x */</span><span class="preprocessor">                         \</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span><span class="preprocessor">    tmp = vmulq(xStart, xStart);                      \</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span><span class="preprocessor">    tmp = vmulq(tmp, xHalf);                          \</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span><span class="preprocessor">    </span><span class="comment">/* (1.5f - xhalf * x * x) */</span><span class="preprocessor">                      \</span></div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span><span class="preprocessor">    tmp = vsubq(vdupq_n_f32(1.5f), tmp);              \</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span><span class="preprocessor">    </span><span class="comment">/* x = x*(1.5f-xhalf*x*x); */</span><span class="preprocessor">                     \</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span><span class="preprocessor">    invSqrt = vmulq(tmp, xStart);                     \</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span><span class="preprocessor">}</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span><span class="preprocessor">#endif </span><span class="comment">/* defined (ARM_MATH_HELIUM) || defined(ARM_MATH_MVEF) */</span><span class="preprocessor"></span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span> </div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span><span class="comment">/***************************************</span></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span><span class="comment"></span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span><span class="comment">Definitions available for f16 datatype with HW acceleration only</span></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span><span class="comment"></span> </div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span><span class="comment">***************************************/</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span><span class="preprocessor">#if defined(ARM_FLOAT16_SUPPORTED)</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span><span class="preprocessor">#if defined (ARM_MATH_MVE_FLOAT16) &amp;&amp; !defined(ARM_MATH_AUTOVECTORIZE)</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span>__STATIC_FORCEINLINE float16_t vecAddAcrossF16Mve(float16x8_t in)</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span>{</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span>    float16x8_t tmpVec;</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span>    _Float16 acc;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span>    tmpVec = (float16x8_t) vrev32q_s16((int16x8_t) in);</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span>    in = vaddq_f16(tmpVec, in);</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span>    tmpVec = (float16x8_t) vrev64q_s32((int32x4_t) in);</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span>    in = vaddq_f16(tmpVec, in);</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span>    acc = (_Float16)vgetq_lane_f16(in, 0) + (_Float16)vgetq_lane_f16(in, 4);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span> </div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span>    <span class="keywordflow">return</span> acc;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span>}</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span> </div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span>__STATIC_FORCEINLINE float16x8_t __mve_cmplx_sum_intra_vec_f16(</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span>    float16x8_t   vecIn)</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span>{</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span>    float16x8_t   vecTmp, vecOut;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span>    uint32_t    tmp;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span> </div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno">  117</span>    vecTmp = (float16x8_t) vrev64q_s32((int32x4_t) vecIn);</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span>    <span class="comment">// TO TRACK : using canonical addition leads to unefficient code generation for f16</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span>    <span class="comment">// vecTmp = vecTmp + vecAccCpx0;</span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span><span class="comment">     * Compute</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span><span class="comment">     *  re0+re1 | im0+im1 | re0+re1 | im0+im1</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span><span class="comment">     *  re2+re3 | im2+im3 | re2+re3 | im2+im3</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span><span class="comment">     */</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno">  125</span>    vecTmp = vaddq_f16(vecTmp, vecIn);</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span>    vecOut = vecTmp;</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno">  127</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span><span class="comment">     * shift left, random tmp insertion in bottom</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno">  129</span><span class="comment">     */</span></div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span>    vecOut = vreinterpretq_f16_s32(vshlcq_s32(vreinterpretq_s32_f16(vecOut)   , &amp;tmp, 32));</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno">  131</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span><span class="comment">     * Compute:</span></div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span><span class="comment">     *    DONTCARE     |    DONTCARE     | re0+re1+re0+re1 |im0+im1+im0+im1</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span><span class="comment">     * re0+re1+re2+re3 | im0+im1+im2+im3 | re2+re3+re2+re3 |im2+im3+im2+im3</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span><span class="comment">     */</span></div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span>    vecOut = vaddq_f16(vecOut, vecTmp);</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno">  138</span><span class="comment">     * Cmplx sum is in 4rd &amp; 5th f16 elt</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno">  139</span><span class="comment">     * return full vector</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span><span class="comment">     */</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span>    <span class="keywordflow">return</span> vecOut;</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno">  142</span>}</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno">  143</span> </div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno">  144</span> </div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span><span class="preprocessor">#define mve_cmplx_sum_intra_r_i_f16(vec, Re, Im)                \</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno">  146</span><span class="preprocessor">{                                                               \</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno">  147</span><span class="preprocessor">    float16x8_t   vecOut = __mve_cmplx_sum_intra_vec_f16(vec);    \</span></div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span><span class="preprocessor">    Re = vgetq_lane(vecOut, 4);                                 \</span></div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span><span class="preprocessor">    Im = vgetq_lane(vecOut, 5);                                 \</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span><span class="preprocessor">}</span></div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span> </div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span>__STATIC_FORCEINLINE <span class="keywordtype">void</span> mve_cmplx_sum_intra_vec_f16(</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span>    float16x8_t   vecIn,</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span>    float16_t  *pOut)</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span>{</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span>    float16x8_t   vecOut = __mve_cmplx_sum_intra_vec_f16(vecIn);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span><span class="comment">     * Cmplx sum is in 4rd &amp; 5th f16 elt</span></div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno">  159</span><span class="comment">     * use 32-bit extraction</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span><span class="comment">     */</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span>    *(float32_t *) pOut = ((float32x4_t) vecOut)[2];</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno">  162</span>}</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno">  163</span> </div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno">  164</span> </div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno">  165</span><span class="preprocessor">#define INVSQRT_MAGIC_F16           0x59ba      </span><span class="comment">/*  ( 0x1ba = 0x3759df &gt;&gt; 13) */</span><span class="preprocessor"></span></div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno">  166</span> </div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno">  167</span><span class="comment">/* canonical version of INVSQRT_NEWTON_MVE_F16 leads to bad performance */</span></div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span><span class="preprocessor">#define INVSQRT_NEWTON_MVE_F16(invSqrt, xHalf, xStart)                  \</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno">  169</span><span class="preprocessor">{                                                                       \</span></div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno">  170</span><span class="preprocessor">    float16x8_t tmp;                                                      \</span></div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno">  171</span><span class="preprocessor">                                                                        \</span></div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno">  172</span><span class="preprocessor">    </span><span class="comment">/* tmp = xhalf * x * x */</span><span class="preprocessor">                                           \</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno">  173</span><span class="preprocessor">    tmp = vmulq(xStart, xStart);                                        \</span></div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno">  174</span><span class="preprocessor">    tmp = vmulq(tmp, xHalf);                                            \</span></div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno">  175</span><span class="preprocessor">    </span><span class="comment">/* (1.5f - xhalf * x * x) */</span><span class="preprocessor">                                        \</span></div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span><span class="preprocessor">    tmp = vsubq(vdupq_n_f16((float16_t)1.5), tmp);                      \</span></div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno">  177</span><span class="preprocessor">    </span><span class="comment">/* x = x*(1.5f-xhalf*x*x); */</span><span class="preprocessor">                                       \</span></div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno">  178</span><span class="preprocessor">    invSqrt = vmulq(tmp, xStart);                                       \</span></div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span><span class="preprocessor">}</span></div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno">  180</span> </div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno">  181</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno">  182</span><span class="preprocessor">#endif </span></div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno">  183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno">  184</span><span class="comment">/***************************************</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span><span class="comment"></span> </div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span><span class="comment">Definitions available for MVEI and MVEF only</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span><span class="comment"></span> </div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno">  188</span><span class="comment">***************************************/</span></div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno">  189</span><span class="preprocessor">#if (defined (ARM_MATH_HELIUM) || defined(ARM_MATH_MVEF) || defined(ARM_MATH_MVEI))  &amp;&amp; !defined(ARM_MATH_AUTOVECTORIZE)</span></div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span><span class="comment">/* Following functions are used to transpose matrix in f32 and q31 cases */</span></div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span>__STATIC_INLINE arm_status arm_mat_trans_32bit_2x2_mve(</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span>    uint32_t * pDataSrc,</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span>    uint32_t * pDataDest)</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span>{</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno">  195</span>    <span class="keyword">static</span> <span class="keyword">const</span> uint32x4_t vecOffs = { 0, 2, 1, 3 };</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span><span class="comment">     *</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span><span class="comment">     * | 0   1 |   =&gt;  |  0   2 |</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span><span class="comment">     * | 2   3 |       |  1   3 |</span></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span><span class="comment">     *</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span><span class="comment">     */</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span>    uint32x4_t vecIn = vldrwq_u32((uint32_t <span class="keyword">const</span> *)pDataSrc);</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno">  203</span>    vstrwq_scatter_shifted_offset_u32(pDataDest, vecOffs, vecIn);</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span> </div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span>}</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span> </div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span>__STATIC_INLINE arm_status arm_mat_trans_32bit_3x3_mve(</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span>    uint32_t * pDataSrc,</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno">  210</span>    uint32_t * pDataDest)</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno">  211</span>{</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno">  212</span>    <span class="keyword">const</span> uint32x4_t vecOffs1 = { 0, 3, 6, 1};</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno">  213</span>    <span class="keyword">const</span> uint32x4_t vecOffs2 = { 4, 7, 2, 5};</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno">  215</span><span class="comment">     *</span></div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno">  216</span><span class="comment">     *  | 0   1   2 |       | 0   3   6 |  4 x 32 flattened version | 0   3   6   1 |</span></div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno">  217</span><span class="comment">     *  | 3   4   5 |   =&gt;  | 1   4   7 |            =&gt;             | 4   7   2   5 |</span></div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno">  218</span><span class="comment">     *  | 6   7   8 |       | 2   5   8 |       (row major)         | 8   .   .   . |</span></div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno">  219</span><span class="comment">     *</span></div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno">  220</span><span class="comment">     */</span></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno">  221</span>    uint32x4_t vecIn1 = vldrwq_u32((uint32_t <span class="keyword">const</span> *) pDataSrc);</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno">  222</span>    uint32x4_t vecIn2 = vldrwq_u32((uint32_t <span class="keyword">const</span> *) &amp;pDataSrc[4]);</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno">  223</span> </div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno">  224</span>    vstrwq_scatter_shifted_offset_u32(pDataDest, vecOffs1, vecIn1);</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno">  225</span>    vstrwq_scatter_shifted_offset_u32(pDataDest, vecOffs2, vecIn2);</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno">  226</span> </div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno">  227</span>    pDataDest[8] = pDataSrc[8];</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno">  228</span> </div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno">  229</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno">  230</span>}</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno">  231</span> </div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno">  232</span>__STATIC_INLINE arm_status arm_mat_trans_32bit_4x4_mve(uint32_t * pDataSrc, uint32_t * pDataDest)</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno">  233</span>{</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno">  234</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno">  235</span><span class="comment">     * 4x4 Matrix transposition</span></div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno">  236</span><span class="comment">     * is 4 x de-interleave operation</span></div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno">  237</span><span class="comment">     *</span></div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno">  238</span><span class="comment">     * 0   1   2   3       0   4   8   12</span></div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno">  239</span><span class="comment">     * 4   5   6   7       1   5   9   13</span></div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno">  240</span><span class="comment">     * 8   9   10  11      2   6   10  14</span></div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno">  241</span><span class="comment">     * 12  13  14  15      3   7   11  15</span></div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno">  242</span><span class="comment">     */</span></div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno">  243</span> </div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno">  244</span>    uint32x4x4_t vecIn;</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno">  245</span> </div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno">  246</span>    vecIn = vld4q((uint32_t <span class="keyword">const</span> *) pDataSrc);</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno">  247</span>    vstrwq(pDataDest, vecIn.val[0]);</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno">  248</span>    pDataDest += 4;</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno">  249</span>    vstrwq(pDataDest, vecIn.val[1]);</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno">  250</span>    pDataDest += 4;</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno">  251</span>    vstrwq(pDataDest, vecIn.val[2]);</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno">  252</span>    pDataDest += 4;</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno">  253</span>    vstrwq(pDataDest, vecIn.val[3]);</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno">  254</span> </div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno">  255</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno">  256</span>}</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno">  257</span> </div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno">  258</span> </div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno">  259</span>__STATIC_INLINE arm_status arm_mat_trans_32bit_generic_mve(</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno">  260</span>    uint16_t    srcRows,</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno">  261</span>    uint16_t    srcCols,</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno">  262</span>    uint32_t  * pDataSrc,</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno">  263</span>    uint32_t  * pDataDest)</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno">  264</span>{</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno">  265</span>    uint32x4_t vecOffs;</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno">  266</span>    uint32_t  i;</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno">  267</span>    uint32_t  blkCnt;</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno">  268</span>    uint32_t <span class="keyword">const</span> *pDataC;</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno">  269</span>    uint32_t *pDataDestR;</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno">  270</span>    uint32x4_t vecIn;</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno">  271</span> </div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno">  272</span>    vecOffs = vidupq_u32((uint32_t)0, 1);</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno">  273</span>    vecOffs = vecOffs * srcCols;</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno">  274</span> </div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno">  275</span>    i = srcCols;</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno">  276</span>    <span class="keywordflow">do</span></div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno">  277</span>    {</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno">  278</span>        pDataC = (uint32_t <span class="keyword">const</span> *) pDataSrc;</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno">  279</span>        pDataDestR = pDataDest;</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno">  280</span> </div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno">  281</span>        blkCnt = srcRows &gt;&gt; 2;</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno">  282</span>        <span class="keywordflow">while</span> (blkCnt &gt; 0U)</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno">  283</span>        {</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno">  284</span>            vecIn = vldrwq_gather_shifted_offset_u32(pDataC, vecOffs);</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno">  285</span>            vstrwq(pDataDestR, vecIn); </div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno">  286</span>            pDataDestR += 4;</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno">  287</span>            pDataC = pDataC + srcCols * 4;</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno">  288</span>            <span class="comment">/*</span></div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno">  289</span><span class="comment">             * Decrement the blockSize loop counter</span></div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno">  290</span><span class="comment">             */</span></div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno">  291</span>            blkCnt--;</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno">  292</span>        }</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno">  293</span> </div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno">  294</span>        <span class="comment">/*</span></div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno">  295</span><span class="comment">         * tail</span></div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno">  296</span><span class="comment">         */</span></div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno">  297</span>        blkCnt = srcRows &amp; 3;</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno">  298</span>        <span class="keywordflow">if</span> (blkCnt &gt; 0U)</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno">  299</span>        {</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno">  300</span>            mve_pred16_t p0 = vctp32q(blkCnt);</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno">  301</span>            vecIn = vldrwq_gather_shifted_offset_u32(pDataC, vecOffs);</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno">  302</span>            vstrwq_p(pDataDestR, vecIn, p0);</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno">  303</span>        }</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno">  304</span> </div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno">  305</span>        pDataSrc += 1;</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno">  306</span>        pDataDest += srcRows;</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno">  307</span>    }</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno">  308</span>    <span class="keywordflow">while</span> (--i);</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno">  309</span> </div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno">  310</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno">  311</span>}</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno">  312</span> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno">  313</span>__STATIC_INLINE arm_status arm_mat_cmplx_trans_32bit(</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno">  314</span>    uint16_t    srcRows,</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno">  315</span>    uint16_t    srcCols,</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno">  316</span>    uint32_t   *pDataSrc,</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno">  317</span>    uint16_t    dstRows,</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno">  318</span>    uint16_t    dstCols,</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno">  319</span>    uint32_t   *pDataDest)</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno">  320</span>{</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno">  321</span>    uint32_t        i;</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno">  322</span>    uint32_t <span class="keyword">const</span> *pDataC;</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno">  323</span>    uint32_t       *pDataRow;</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno">  324</span>    uint32_t       *pDataDestR, *pDataDestRow;</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno">  325</span>    uint32x4_t      vecOffsRef, vecOffsCur;</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno">  326</span>    uint32_t        blkCnt;</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno">  327</span>    uint32x4_t      vecIn;</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno">  328</span> </div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno">  329</span><span class="preprocessor">#ifdef ARM_MATH_MATRIX_CHECK</span></div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno">  330</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno">  331</span><span class="comment">     * Check for matrix mismatch condition</span></div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno">  332</span><span class="comment">     */</span></div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno">  333</span>    <span class="keywordflow">if</span> ((srcRows != dstCols) || (srcCols != dstRows))</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno">  334</span>    {</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno">  335</span>        <span class="comment">/*</span></div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno">  336</span><span class="comment">         * Set status as ARM_MATH_SIZE_MISMATCH</span></div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno">  337</span><span class="comment">         */</span></div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno">  338</span>        <span class="keywordflow">return</span> ARM_MATH_SIZE_MISMATCH;</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno">  339</span>    }</div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno">  340</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno">  341</span>    (void)dstRows;</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno">  342</span>    (void)dstCols;</div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno">  343</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno">  344</span> </div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno">  345</span>    <span class="comment">/* 2x2, 3x3 and 4x4 specialization to be added */</span></div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno">  346</span> </div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno">  347</span>    vecOffsRef[0] = 0;</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno">  348</span>    vecOffsRef[1] = 1;</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno">  349</span>    vecOffsRef[2] = srcCols &lt;&lt; 1;</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno">  350</span>    vecOffsRef[3] = (srcCols &lt;&lt; 1) + 1;</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno">  351</span> </div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno">  352</span>    pDataRow = pDataSrc;</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno">  353</span>    pDataDestRow = pDataDest;</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno">  354</span>    i = srcCols;</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno">  355</span>    <span class="keywordflow">do</span></div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno">  356</span>    {</div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno">  357</span>        pDataC = (uint32_t <span class="keyword">const</span> *) pDataRow;</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno">  358</span>        pDataDestR = pDataDestRow;</div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno">  359</span>        vecOffsCur = vecOffsRef;</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno">  360</span> </div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno">  361</span>        blkCnt = (srcRows * CMPLX_DIM) &gt;&gt; 2;</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno">  362</span>        <span class="keywordflow">while</span> (blkCnt &gt; 0U)</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno">  363</span>        {</div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno">  364</span>            vecIn = vldrwq_gather_shifted_offset(pDataC, vecOffsCur);</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno">  365</span>            vstrwq(pDataDestR, vecIn); </div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno">  366</span>            pDataDestR += 4;</div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno">  367</span>            vecOffsCur = vaddq(vecOffsCur, (srcCols &lt;&lt; 2));</div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno">  368</span>            <span class="comment">/*</span></div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno">  369</span><span class="comment">             * Decrement the blockSize loop counter</span></div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno">  370</span><span class="comment">             */</span></div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno">  371</span>             blkCnt--;</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno">  372</span>        }</div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno">  373</span>        <span class="comment">/*</span></div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno">  374</span><span class="comment">         * tail</span></div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno">  375</span><span class="comment">         * (will be merged thru tail predication)</span></div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno">  376</span><span class="comment">         */</span></div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno">  377</span>        blkCnt = (srcRows * CMPLX_DIM) &amp; 3;</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno">  378</span>        <span class="keywordflow">if</span> (blkCnt &gt; 0U)</div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno">  379</span>        {</div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno">  380</span>            mve_pred16_t p0 = vctp32q(blkCnt);</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno">  381</span>            vecIn = vldrwq_gather_shifted_offset(pDataC, vecOffsCur);</div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno">  382</span>            vstrwq_p(pDataDestR, vecIn, p0);</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno">  383</span>        }</div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno">  384</span> </div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno">  385</span>        pDataRow += CMPLX_DIM;</div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno">  386</span>        pDataDestRow += (srcRows * CMPLX_DIM);</div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno">  387</span>    }</div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno">  388</span>    <span class="keywordflow">while</span> (--i);</div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno">  389</span> </div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno">  390</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno">  391</span>}</div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno">  392</span> </div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno">  393</span>__STATIC_INLINE arm_status arm_mat_trans_16bit_2x2(uint16_t * pDataSrc, uint16_t * pDataDest)</div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno">  394</span>{</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno">  395</span>    pDataDest[0] = pDataSrc[0];</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno">  396</span>    pDataDest[3] = pDataSrc[3];</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno">  397</span>    pDataDest[2] = pDataSrc[1];</div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno">  398</span>    pDataDest[1] = pDataSrc[2];</div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno">  399</span> </div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno">  400</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno">  401</span>}</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno">  402</span> </div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno">  403</span>__STATIC_INLINE arm_status arm_mat_trans_16bit_3x3_mve(uint16_t * pDataSrc, uint16_t * pDataDest)</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno">  404</span>{</div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno">  405</span>    <span class="keyword">static</span> <span class="keyword">const</span> uint16_t stridesTr33[8] = { 0, 3, 6, 1, 4, 7, 2, 5 };</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno">  406</span>    uint16x8_t    vecOffs1;</div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno">  407</span>    uint16x8_t    vecIn1;</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno">  408</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno">  409</span><span class="comment">     *</span></div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno">  410</span><span class="comment">     *  | 0   1   2 |       | 0   3   6 |  8 x 16 flattened version | 0   3   6   1   4   7   2   5 |</span></div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno">  411</span><span class="comment">     *  | 3   4   5 | =&gt;    | 1   4   7 |            =&gt;             | 8   .   .   .   .   .   .   . |</span></div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno">  412</span><span class="comment">     *  | 6   7   8 |       | 2   5   8 |       (row major)</span></div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno">  413</span><span class="comment">     *</span></div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno">  414</span><span class="comment">     */</span></div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno">  415</span>    vecOffs1 = vldrhq_u16((uint16_t <span class="keyword">const</span> *) stridesTr33);</div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno">  416</span>    vecIn1 = vldrhq_u16((uint16_t <span class="keyword">const</span> *) pDataSrc);</div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno">  417</span> </div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno">  418</span>    vstrhq_scatter_shifted_offset_u16(pDataDest, vecOffs1, vecIn1);</div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno">  419</span> </div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno">  420</span>    pDataDest[8] = pDataSrc[8];</div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno">  421</span> </div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno">  422</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno">  423</span>}</div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno">  424</span> </div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno">  425</span> </div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno">  426</span>__STATIC_INLINE arm_status arm_mat_trans_16bit_4x4_mve(uint16_t * pDataSrc, uint16_t * pDataDest)</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno">  427</span>{</div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno">  428</span>    <span class="keyword">static</span> <span class="keyword">const</span> uint16_t stridesTr44_1[8] = { 0, 4, 8, 12, 1, 5, 9, 13 };</div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno">  429</span>    <span class="keyword">static</span> <span class="keyword">const</span> uint16_t stridesTr44_2[8] = { 2, 6, 10, 14, 3, 7, 11, 15 };</div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno">  430</span>    uint16x8_t    vecOffs1, vecOffs2;</div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno">  431</span>    uint16x8_t    vecIn1, vecIn2;</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno">  432</span>    uint16_t <span class="keyword">const</span> * pDataSrcVec = (uint16_t <span class="keyword">const</span> *) pDataSrc;</div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno">  433</span> </div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno">  434</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno">  435</span><span class="comment">     * 4x4 Matrix transposition</span></div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno">  436</span><span class="comment">     *</span></div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno">  437</span><span class="comment">     * | 0   1   2   3  |       | 0   4   8   12 |   8 x 16 flattened version</span></div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno">  438</span><span class="comment">     * | 4   5   6   7  |  =&gt;   | 1   5   9   13 |   =&gt;      [0   4   8   12  1   5   9   13]</span></div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno">  439</span><span class="comment">     * | 8   9   10  11 |       | 2   6   10  14 |           [2   6   10  14  3   7   11  15]</span></div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno">  440</span><span class="comment">     * | 12  13  14  15 |       | 3   7   11  15 |</span></div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno">  441</span><span class="comment">     */</span></div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno">  442</span> </div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno">  443</span>    vecOffs1 = vldrhq_u16((uint16_t <span class="keyword">const</span> *) stridesTr44_1);</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno">  444</span>    vecOffs2 = vldrhq_u16((uint16_t <span class="keyword">const</span> *) stridesTr44_2);</div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno">  445</span>    vecIn1 = vldrhq_u16(pDataSrcVec);</div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno">  446</span>    pDataSrcVec += 8;</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno">  447</span>    vecIn2 = vldrhq_u16(pDataSrcVec);</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno">  448</span> </div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno">  449</span>    vstrhq_scatter_shifted_offset_u16(pDataDest, vecOffs1, vecIn1);</div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno">  450</span>    vstrhq_scatter_shifted_offset_u16(pDataDest, vecOffs2, vecIn2);</div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno">  451</span> </div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno">  452</span> </div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno">  453</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno">  454</span>}</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno">  455</span> </div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno">  456</span> </div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno">  457</span> </div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno">  458</span>__STATIC_INLINE arm_status arm_mat_trans_16bit_generic(</div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno">  459</span>    uint16_t    srcRows,</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno">  460</span>    uint16_t    srcCols,</div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno">  461</span>    uint16_t  * pDataSrc,</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno">  462</span>    uint16_t  * pDataDest)</div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno">  463</span>{</div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno">  464</span>    uint16x8_t    vecOffs;</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno">  465</span>    uint32_t        i;</div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno">  466</span>    uint32_t        blkCnt;</div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno">  467</span>    uint16_t <span class="keyword">const</span> *pDataC;</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno">  468</span>    uint16_t       *pDataDestR;</div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno">  469</span>    uint16x8_t    vecIn;</div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno">  470</span> </div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno">  471</span>    vecOffs = vidupq_u16((uint32_t)0, 1);</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno">  472</span>    vecOffs = vecOffs * srcCols;</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno">  473</span> </div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno">  474</span>    i = srcCols;</div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno">  475</span>    <span class="keywordflow">while</span>(i &gt; 0U)</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno">  476</span>    {</div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno">  477</span>        pDataC = (uint16_t <span class="keyword">const</span> *) pDataSrc;</div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno">  478</span>        pDataDestR = pDataDest;</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno">  479</span> </div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno">  480</span>        blkCnt = srcRows &gt;&gt; 3;</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno">  481</span>        <span class="keywordflow">while</span> (blkCnt &gt; 0U)</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno">  482</span>        {</div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno">  483</span>            vecIn = vldrhq_gather_shifted_offset_u16(pDataC, vecOffs);</div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno">  484</span>            vstrhq_u16(pDataDestR, vecIn); </div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno">  485</span>            pDataDestR += 8;</div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno">  486</span>            pDataC = pDataC + srcCols * 8;</div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno">  487</span>            <span class="comment">/*</span></div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno">  488</span><span class="comment">             * Decrement the blockSize loop counter</span></div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno">  489</span><span class="comment">             */</span></div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno">  490</span>            blkCnt--;</div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno">  491</span>        }</div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno">  492</span> </div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno">  493</span>        <span class="comment">/*</span></div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno">  494</span><span class="comment">         * tail</span></div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno">  495</span><span class="comment">         */</span></div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno">  496</span>        blkCnt = srcRows &amp; 7;</div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno">  497</span>        <span class="keywordflow">if</span> (blkCnt &gt; 0U)</div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno">  498</span>        {</div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno">  499</span>            mve_pred16_t p0 = vctp16q(blkCnt);</div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno">  500</span>            vecIn = vldrhq_gather_shifted_offset_u16(pDataC, vecOffs);</div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno">  501</span>            vstrhq_p_u16(pDataDestR, vecIn, p0);</div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno">  502</span>        }</div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno">  503</span>        pDataSrc += 1;</div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno">  504</span>        pDataDest += srcRows;</div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno">  505</span>        i--;</div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno">  506</span>    }</div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno">  507</span> </div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno">  508</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno">  509</span>}</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno">  510</span> </div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno">  511</span> </div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno">  512</span>__STATIC_INLINE arm_status arm_mat_cmplx_trans_16bit(</div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno">  513</span>    uint16_t    srcRows,</div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno">  514</span>    uint16_t    srcCols,</div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno">  515</span>    uint16_t   *pDataSrc,</div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno">  516</span>    uint16_t    dstRows,</div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno">  517</span>    uint16_t    dstCols,</div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno">  518</span>    uint16_t   *pDataDest)</div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno">  519</span>{</div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno">  520</span>    <span class="keyword">static</span> <span class="keyword">const</span> uint16_t loadCmplxCol[8] = { 0, 0, 1, 1, 2, 2, 3, 3 };</div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno">  521</span>    <span class="keywordtype">int</span>             i;</div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno">  522</span>    uint16x8_t    vecOffsRef, vecOffsCur;</div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno">  523</span>    uint16_t <span class="keyword">const</span> *pDataC;</div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno">  524</span>    uint16_t       *pDataRow;</div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno">  525</span>    uint16_t       *pDataDestR, *pDataDestRow;</div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno">  526</span>    uint32_t        blkCnt;</div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno">  527</span>    uint16x8_t    vecIn;</div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno">  528</span> </div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno">  529</span><span class="preprocessor">#ifdef ARM_MATH_MATRIX_CHECK</span></div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno">  530</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno">  531</span><span class="comment">     * Check for matrix mismatch condition</span></div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno">  532</span><span class="comment">     */</span></div>
<div class="line"><a id="l00533" name="l00533"></a><span class="lineno">  533</span>    <span class="keywordflow">if</span> ((srcRows != dstCols) || (srcCols != dstRows))</div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno">  534</span>    {</div>
<div class="line"><a id="l00535" name="l00535"></a><span class="lineno">  535</span>        <span class="comment">/*</span></div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno">  536</span><span class="comment">         * Set status as ARM_MATH_SIZE_MISMATCH</span></div>
<div class="line"><a id="l00537" name="l00537"></a><span class="lineno">  537</span><span class="comment">         */</span></div>
<div class="line"><a id="l00538" name="l00538"></a><span class="lineno">  538</span>        <span class="keywordflow">return</span> ARM_MATH_SIZE_MISMATCH;</div>
<div class="line"><a id="l00539" name="l00539"></a><span class="lineno">  539</span>    }</div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno">  540</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno">  541</span>    (void)dstRows;</div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno">  542</span>    (void)dstCols;</div>
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno">  543</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno">  544</span> </div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno">  545</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno">  546</span><span class="comment">     * 2x2, 3x3 and 4x4 specialization to be added</span></div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno">  547</span><span class="comment">     */</span></div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno">  548</span> </div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno">  549</span> </div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno">  550</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno">  551</span><span class="comment">     * build  [0, 1, 2xcol, 2xcol+1, 4xcol, 4xcol+1, 6xcol, 6xcol+1]</span></div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno">  552</span><span class="comment">     */</span></div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno">  553</span>    vecOffsRef = vldrhq_u16((uint16_t <span class="keyword">const</span> *) loadCmplxCol);</div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno">  554</span>    vecOffsRef = vmulq(vecOffsRef, (uint16_t) (srcCols * CMPLX_DIM))</div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno">  555</span>                    + viwdupq_u16((uint32_t)0, (uint16_t) 2, 1);</div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno">  556</span> </div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno">  557</span>    pDataRow = pDataSrc;</div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno">  558</span>    pDataDestRow = pDataDest;</div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno">  559</span>    i = srcCols;</div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno">  560</span>    <span class="keywordflow">do</span></div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno">  561</span>    {</div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno">  562</span>        pDataC = (uint16_t <span class="keyword">const</span> *) pDataRow;</div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno">  563</span>        pDataDestR = pDataDestRow;</div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno">  564</span>        vecOffsCur = vecOffsRef;</div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno">  565</span> </div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno">  566</span>        blkCnt = (srcRows * CMPLX_DIM) &gt;&gt; 3;</div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno">  567</span>        <span class="keywordflow">while</span> (blkCnt &gt; 0U)</div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno">  568</span>        {</div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno">  569</span>            vecIn = vldrhq_gather_shifted_offset(pDataC, vecOffsCur);</div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno">  570</span>            vstrhq(pDataDestR, vecIn);  </div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno">  571</span>            pDataDestR+= 8; <span class="comment">// VEC_LANES_U16</span></div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno">  572</span>            vecOffsCur = vaddq(vecOffsCur, (srcCols &lt;&lt; 3));</div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno">  573</span>            <span class="comment">/*</span></div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno">  574</span><span class="comment">             * Decrement the blockSize loop counter</span></div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno">  575</span><span class="comment">             */</span></div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno">  576</span>            blkCnt--;</div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno">  577</span>        }</div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno">  578</span>        <span class="comment">/*</span></div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno">  579</span><span class="comment">         * tail</span></div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno">  580</span><span class="comment">         * (will be merged thru tail predication)</span></div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno">  581</span><span class="comment">         */</span></div>
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno">  582</span>        blkCnt = (srcRows * CMPLX_DIM) &amp; 0x7;</div>
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno">  583</span>        <span class="keywordflow">if</span> (blkCnt &gt; 0U)</div>
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno">  584</span>        {</div>
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno">  585</span>            mve_pred16_t p0 = vctp16q(blkCnt);</div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno">  586</span>            vecIn = vldrhq_gather_shifted_offset(pDataC, vecOffsCur);</div>
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno">  587</span>            vstrhq_p(pDataDestR, vecIn, p0);</div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno">  588</span>        }</div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno">  589</span> </div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno">  590</span>        pDataRow += CMPLX_DIM;</div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno">  591</span>        pDataDestRow += (srcRows * CMPLX_DIM);</div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno">  592</span>    }</div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno">  593</span>    <span class="keywordflow">while</span> (--i);</div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno">  594</span> </div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno">  595</span>    <span class="keywordflow">return</span> (ARM_MATH_SUCCESS);</div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno">  596</span>}</div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno">  597</span><span class="preprocessor">#endif </span><span class="comment">/* MVEF and MVEI */</span><span class="preprocessor"></span></div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno">  598</span> </div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno">  599</span><span class="comment">/***************************************</span></div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno">  600</span><span class="comment"></span> </div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno">  601</span><span class="comment">Definitions available for MVEI only</span></div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno">  602</span><span class="comment"></span> </div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno">  603</span><span class="comment">***************************************/</span></div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno">  604</span><span class="preprocessor">#if (defined (ARM_MATH_HELIUM) || defined(ARM_MATH_MVEI))  &amp;&amp; !defined(ARM_MATH_AUTOVECTORIZE)</span></div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno">  605</span> </div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno">  606</span><span class="preprocessor">#include &quot;arm_common_tables.h&quot;</span></div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno">  607</span> </div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno">  608</span><span class="preprocessor">#define MVE_ASRL_SAT16(acc, shift)          ((sqrshrl_sat48(acc, -(32-shift)) &gt;&gt; 32) &amp; 0xffffffff)</span></div>
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno">  609</span><span class="preprocessor">#define MVE_ASRL_SAT32(acc, shift)          ((sqrshrl(acc, -(32-shift)) &gt;&gt; 32) &amp; 0xffffffff)</span></div>
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno">  610</span> </div>
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno">  611</span> </div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno">  612</span><span class="preprocessor">#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FAST_TABLES) || defined(ARM_TABLE_FAST_SQRT_Q31_MVE)</span></div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno">  613</span>__STATIC_INLINE q31x4_t FAST_VSQRT_Q31(q31x4_t vecIn)</div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno">  614</span>{</div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno">  615</span>    q63x2_t         vecTmpLL;</div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno">  616</span>    q31x4_t         vecTmp0, vecTmp1;</div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno">  617</span>    q31_t           scale;</div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno">  618</span>    q63_t           tmp64;</div>
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno">  619</span>    q31x4_t         vecNrm, vecDst, vecIdx, vecSignBits;</div>
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno">  620</span> </div>
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno">  621</span> </div>
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno">  622</span>    vecSignBits = vclsq(vecIn);</div>
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno">  623</span>    vecSignBits = vbicq_n_s32(vecSignBits, 1);</div>
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno">  624</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno">  625</span><span class="comment">     * in = in &lt;&lt; no_of_sign_bits;</span></div>
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno">  626</span><span class="comment">     */</span></div>
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno">  627</span>    vecNrm = vshlq(vecIn, vecSignBits);</div>
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno">  628</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno">  629</span><span class="comment">     * index = in &gt;&gt; 24;</span></div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno">  630</span><span class="comment">     */</span></div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno">  631</span>    vecIdx = vecNrm &gt;&gt; 24;</div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno">  632</span>    vecIdx = vecIdx &lt;&lt; 1;</div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno">  633</span> </div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno">  634</span>    vecTmp0 = vldrwq_gather_shifted_offset_s32(sqrtTable_Q31, (uint32x4_t)vecIdx);</div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno">  635</span> </div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno">  636</span>    vecIdx = vecIdx + 1;</div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno">  637</span> </div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno">  638</span>    vecTmp1 = vldrwq_gather_shifted_offset_s32(sqrtTable_Q31, (uint32x4_t)vecIdx);</div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno">  639</span> </div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno">  640</span>    vecTmp1 = vqrdmulhq(vecTmp1, vecNrm);</div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno">  641</span>    vecTmp0 = vecTmp0 - vecTmp1;</div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno">  642</span>    vecTmp1 = vqrdmulhq(vecTmp0, vecTmp0);</div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno">  643</span>    vecTmp1 = vqrdmulhq(vecNrm, vecTmp1);</div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno">  644</span>    vecTmp1 = vdupq_n_s32(0x18000000) - vecTmp1;</div>
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno">  645</span>    vecTmp0 = vqrdmulhq(vecTmp0, vecTmp1);</div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno">  646</span>    vecTmpLL = vmullbq_int(vecNrm, vecTmp0);</div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno">  647</span> </div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno">  648</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno">  649</span><span class="comment">     * scale elements 0, 2</span></div>
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno">  650</span><span class="comment">     */</span></div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno">  651</span>    scale = 26 + (vecSignBits[0] &gt;&gt; 1);</div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno">  652</span>    tmp64 = asrl(vecTmpLL[0], scale);</div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno">  653</span>    vecDst[0] = (q31_t) tmp64;</div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno">  654</span> </div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno">  655</span>    scale = 26 + (vecSignBits[2] &gt;&gt; 1);</div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno">  656</span>    tmp64 = asrl(vecTmpLL[1], scale);</div>
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno">  657</span>    vecDst[2] = (q31_t) tmp64;</div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno">  658</span> </div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno">  659</span>    vecTmpLL = vmulltq_int(vecNrm, vecTmp0);</div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno">  660</span> </div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno">  661</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno">  662</span><span class="comment">     * scale elements 1, 3</span></div>
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno">  663</span><span class="comment">     */</span></div>
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno">  664</span>    scale = 26 + (vecSignBits[1] &gt;&gt; 1);</div>
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno">  665</span>    tmp64 = asrl(vecTmpLL[0], scale);</div>
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno">  666</span>    vecDst[1] = (q31_t) tmp64;</div>
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno">  667</span> </div>
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno">  668</span>    scale = 26 + (vecSignBits[3] &gt;&gt; 1);</div>
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno">  669</span>    tmp64 = asrl(vecTmpLL[1], scale);</div>
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno">  670</span>    vecDst[3] = (q31_t) tmp64;</div>
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno">  671</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno">  672</span><span class="comment">     * set negative values to 0</span></div>
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno">  673</span><span class="comment">     */</span></div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno">  674</span>    vecDst = vdupq_m(vecDst, 0, vcmpltq_n_s32(vecIn, 0));</div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno">  675</span> </div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno">  676</span>    <span class="keywordflow">return</span> vecDst;</div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno">  677</span>}</div>
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno">  678</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno">  679</span> </div>
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno">  680</span><span class="preprocessor">#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FAST_TABLES) || defined(ARM_TABLE_FAST_SQRT_Q15_MVE)</span></div>
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno">  681</span>__STATIC_INLINE q15x8_t FAST_VSQRT_Q15(q15x8_t vecIn)</div>
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno">  682</span>{</div>
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno">  683</span>    q31x4_t         vecTmpLev, vecTmpLodd, vecSignL;</div>
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno">  684</span>    q15x8_t         vecTmp0, vecTmp1;</div>
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno">  685</span>    q15x8_t         vecNrm, vecDst, vecIdx, vecSignBits;</div>
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno">  686</span> </div>
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno">  687</span>    vecDst = vuninitializedq_s16();</div>
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno">  688</span> </div>
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno">  689</span>    vecSignBits = vclsq(vecIn);</div>
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno">  690</span>    vecSignBits = vbicq_n_s16(vecSignBits, 1);</div>
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno">  691</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno">  692</span><span class="comment">     * in = in &lt;&lt; no_of_sign_bits;</span></div>
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno">  693</span><span class="comment">     */</span></div>
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno">  694</span>    vecNrm = vshlq(vecIn, vecSignBits);</div>
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno">  695</span> </div>
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno">  696</span>    vecIdx = vecNrm &gt;&gt; 8;</div>
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno">  697</span>    vecIdx = vecIdx &lt;&lt; 1;</div>
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno">  698</span> </div>
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno">  699</span>    vecTmp0 = vldrhq_gather_shifted_offset_s16(sqrtTable_Q15, (uint16x8_t)vecIdx);</div>
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno">  700</span> </div>
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno">  701</span>    vecIdx = vecIdx + 1;</div>
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno">  702</span> </div>
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno">  703</span>    vecTmp1 = vldrhq_gather_shifted_offset_s16(sqrtTable_Q15, (uint16x8_t)vecIdx);</div>
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno">  704</span> </div>
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno">  705</span>    vecTmp1 = vqrdmulhq(vecTmp1, vecNrm);</div>
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno">  706</span>    vecTmp0 = vecTmp0 - vecTmp1;</div>
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno">  707</span>    vecTmp1 = vqrdmulhq(vecTmp0, vecTmp0);</div>
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno">  708</span>    vecTmp1 = vqrdmulhq(vecNrm, vecTmp1);</div>
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno">  709</span>    vecTmp1 = vdupq_n_s16(0x1800) - vecTmp1;</div>
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno">  710</span>    vecTmp0 = vqrdmulhq(vecTmp0, vecTmp1);</div>
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno">  711</span> </div>
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno">  712</span>    vecSignBits = vecSignBits &gt;&gt; 1;</div>
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno">  713</span> </div>
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno">  714</span>    vecTmpLev = vmullbq_int(vecNrm, vecTmp0);</div>
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno">  715</span>    vecTmpLodd = vmulltq_int(vecNrm, vecTmp0);</div>
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno">  716</span> </div>
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno">  717</span>    vecTmp0 = vecSignBits + 10;</div>
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno">  718</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno">  719</span><span class="comment">     * negate sign to apply register based vshl</span></div>
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno">  720</span><span class="comment">     */</span></div>
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno">  721</span>    vecTmp0 = -vecTmp0;</div>
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno">  722</span> </div>
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno">  723</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno">  724</span><span class="comment">     * shift even elements</span></div>
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno">  725</span><span class="comment">     */</span></div>
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno">  726</span>    vecSignL = vmovlbq(vecTmp0);</div>
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno">  727</span>    vecTmpLev = vshlq(vecTmpLev, vecSignL);</div>
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno">  728</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno">  729</span><span class="comment">     * shift odd elements</span></div>
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno">  730</span><span class="comment">     */</span></div>
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno">  731</span>    vecSignL = vmovltq(vecTmp0);</div>
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno">  732</span>    vecTmpLodd = vshlq(vecTmpLodd, vecSignL);</div>
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno">  733</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno">  734</span><span class="comment">     * merge and narrow odd and even parts</span></div>
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno">  735</span><span class="comment">     */</span></div>
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno">  736</span>    vecDst = vmovnbq_s32(vecDst, vecTmpLev);</div>
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno">  737</span>    vecDst = vmovntq_s32(vecDst, vecTmpLodd);</div>
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno">  738</span>    <span class="comment">/*</span></div>
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno">  739</span><span class="comment">     * set negative values to 0</span></div>
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno">  740</span><span class="comment">     */</span></div>
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno">  741</span>    vecDst = vdupq_m(vecDst, 0, vcmpltq_n_s16(vecIn, 0));</div>
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno">  742</span> </div>
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno">  743</span>    <span class="keywordflow">return</span> vecDst;</div>
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno">  744</span>}</div>
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno">  745</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno">  746</span> </div>
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno">  747</span><span class="preprocessor">#endif </span><span class="comment">/* defined (ARM_MATH_HELIUM) || defined(ARM_MATH_MVEI) */</span><span class="preprocessor"></span></div>
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno">  748</span> </div>
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno">  749</span><span class="preprocessor">#ifdef   __cplusplus</span></div>
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno">  750</span>}</div>
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno">  751</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno">  752</span> </div>
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno">  753</span><span class="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
</div><!-- container -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
  <ul>
    <li class="navelem"><a href="dir_18d39804a75e1fcb1deadc3198692f5c.html">Middlewares</a></li><li class="navelem"><a href="dir_0d4e7aba86dbe6d2cd1e6eea82503c8e.html">ST</a></li><li class="navelem"><a href="dir_c61ccc2f3e682fda54343642142cf3d3.html">ARM</a></li><li class="navelem"><a href="dir_b49bf658985edb4a960db78b0da6dc61.html">DSP</a></li><li class="navelem"><a href="dir_f9143c6f0afb2415cac0464e54df9e52.html">Include</a></li><li class="navelem"><b>arm_helium_utils.h</b></li>
    <li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.14.0 </li>
  </ul>
</div>
</body>
</html>
